diff --git a/.circleci/config.yml b/.circleci/config.yml
index bf213296e58126..4800524d7fca3b 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -181,7 +181,10 @@ jobs:
           command: cd packages/material-ui-system && yarn build
       - persist_to_workspace:
           root: .
-          paths: packages/*/build
+          paths: 
+            - packages/*/build
+            # rollup snapshot
+            - packages/material-ui/size-snapshot.json
   test_browser:
     <<: *defaults
     steps:
@@ -228,17 +231,11 @@ jobs:
       - *install_js
       - attach_workspace:
           at: /tmp/workspace
-      - run:
-          name: Inspect
-          command: du -a /tmp/workspace
       - run:
           name: Restore build
           command: |
             sudo apt install -y rsync
             rsync -a /tmp/workspace/ .
-      - run:
-          name: Inspect
-          command: du -a packages/
       # Netlify already do it for us but we need to check the size.
       - run:
           name: Can we build the docs?
@@ -247,18 +244,19 @@ jobs:
           name: Create a size snapshot
           command: yarn size:snapshot
       # downloaded by aws lambda to s3 bucket
-      # lambda allowes us to limit this to mui-org branches only while hiding credentials
-      # that would allow write access to s3
+      # lambda allowes us to limit this to mui-org-branches-only while hiding credentials
+      # that allow write access to s3
       - store_artifacts:
           path: size-snapshot.json
       - run:
           name: Possibly persist size snapshot
           command: |
-            if [ $CIRCLE_BRANCH ~= ^pull/ ]; then
-              echo "pull request; do not persist the size snapshot"
-            else
+            if [ -z "$CI_PULL_REQUEST" ]; then
               echo "no pull request; lets persist the size snapshot"
               curl -X PUT --header "x-api-key: $CIRCLE_AWS_API_KEY" https://t6nulys5kl.execute-api.us-east-1.amazonaws.com/v1/persist-size-snapshot?build-id=$CIRCLE_BUILD_NUM
+            else
+              echo "pull request; let's run dangerJS"
+              yarn danger ci
             fi
 workflows:
   version: 2
diff --git a/dangerfile.js b/dangerfile.js
new file mode 100644
index 00000000000000..83de94c7ec4cad
--- /dev/null
+++ b/dangerfile.js
@@ -0,0 +1,175 @@
+// inspire by reacts dangerfile
+// danger has to be the first thing required!
+const { danger, markdown } = require('danger');
+const { exec } = require('child_process');
+const { loadComparison } = require('./scripts/sizeSnapshot');
+
+const parsedSizeChangeThreshold = 300;
+const gzipSizeChangeThreshold = 100;
+
+/**
+ * executes a git subcommand
+ * @param {any} args
+ */
+function git(args) {
+  return new Promise((resolve, reject) => {
+    exec(`git ${args}`, (err, stdout) => {
+      if (err) {
+        reject(err);
+      } else {
+        resolve(stdout.trim());
+      }
+    });
+  });
+}
+
+const upstreamRemote = 'danger-upstream';
+
+async function cleanup() {
+  await git(`remote remove ${upstreamRemote}`);
+}
+
+function createComparisonFilter(parsedThreshold, gzipThreshold) {
+  return ([, { parsed, gzip }]) => {
+    return (
+      Math.abs(parsed.absoluteDiff) >= parsedThreshold ||
+      Math.abs(gzip.absoluteDiff) >= gzipThreshold
+    );
+  };
+}
+
+/**
+ * checks if the bundle is of a package e.b. `@material-ui/core` but not
+ * `@material-ui/core/Paper`
+ * @param {[string]} comparison entry
+ */
+function isPackageComparison([bundle]) {
+  return /^@[\w-]+\/[\w-]+$/.test(bundle);
+}
+
+/**
+ * Generates a user-readable string from a percentage change
+ * @param {number} change
+ * @param {string} goodEmoji emoji on reduction
+ * @param {string} badEmooji emoji on increase
+ */
+function addPercent(change, goodEmoji = '', badEmooji = ':small_red_triangle_down:') {
+  if (!Number.isFinite(change)) {
+    // When a new package is created
+    return 'n/a';
+  }
+  const formatted = (change * 100).toFixed(2);
+  if (/^-|^0(?:\.0+)$/.test(formatted)) {
+    return `${goodEmoji}${formatted}%`;
+  }
+  return `${badEmooji}:+${formatted}%`;
+}
+
+/**
+ * Generates a Markdown table
+ * @param {string[]} headers
+ * @param {string[][]} body
+ */
+function generateMDTable(headers, body) {
+  const tableHeaders = [headers.join(' | '), headers.map(() => ' --- ').join(' | ')];
+
+  const tablebody = body.map(r => r.join(' | '));
+  return `${tableHeaders.join('\n')}\n${tablebody.join('\n')}`;
+}
+
+function generateEmphasizedChange([bundle, { parsed, gzip }]) {
+  // increase might be a bug fix which is a nice thing. reductions are always nice
+  const changeParsed = addPercent(parsed.relativeDiff, ':heart_eyes:', '');
+  const changeGzip = addPercent(gzip.relativeDiff, ':heart_eyes:', '');
+
+  return `**${bundle}**: parsed: ${changeParsed}, gzip: ${changeGzip}`;
+}
+
+async function run() {
+  // Use git locally to grab the commit which represents the place
+  // where the branches differ
+  const upstreamRepo = danger.github.pr.base.repo.full_name;
+  const upstreamRef = danger.github.pr.base.ref;
+  try {
+    await git(`remote add ${upstreamRemote} https://github.com/${upstreamRepo}.git`);
+  } catch (err) {
+    // ignore if it already exist for local testing
+  }
+  await git(`fetch ${upstreamRemote}`);
+  const mergeBaseCommit = await git(`merge-base HEAD ${upstreamRemote}/${upstreamRef}`);
+
+  const commitRange = `${mergeBaseCommit}...${danger.github.pr.head.sha}`;
+
+  const comparison = await loadComparison(mergeBaseCommit, upstreamRef);
+  const results = Object.entries(comparison.bundles);
+  const anyResultsChanges = results.filter(createComparisonFilter(1, 1));
+
+  if (anyResultsChanges.length > 0) {
+    markdown('This PR introduced some changes to the bundle size.');
+
+    const importantChanges = results
+      .filter(createComparisonFilter(parsedSizeChangeThreshold, gzipSizeChangeThreshold))
+      .filter(isPackageComparison)
+      .map(generateEmphasizedChange);
+
+    // have to guard against empty strings
+    if (importantChanges.length > 0) {
+      markdown(importantChanges.join('\n'));
+    }
+
+    const detailsTable = generateMDTable(
+      [
+        'bundle',
+        'parsed diff',
+        'gzip diff',
+        'prev parsed',
+        'current parsed',
+        'prev gzip',
+        'current gzip',
+      ],
+      results.map(([bundle, { parsed, gzip }]) => {
+        return [
+          bundle,
+          addPercent(parsed.relativeDiff),
+          addPercent(gzip.relativeDiff),
+          parsed.previous,
+          parsed.current,
+          gzip.previous,
+          gzip.current,
+        ];
+      }),
+    );
+
+    const details = `
+  <details>
+  <summary>Details of bundle changes.</summary>
+
+  <p>Comparing: ${commitRange}</p>
+
+  ${detailsTable}
+
+  </details>`;
+
+    markdown(details);
+  } else {
+    // this can later be removed to reduce PR noise. It is kept for now for debug
+    // purposes only. DangerJS will swallow console.logs if completes successfully
+    markdown(`No bundle size changes comparing ${commitRange}`);
+  }
+}
+
+(async () => {
+  try {
+    await run();
+  } catch (err) {
+    console.error(err);
+  }
+
+  try {
+    await cleanup();
+  } catch (err) {
+    console.error(err);
+    // unhandled promise rejects exit with 0
+    process.exit(1);
+  }
+})();
diff --git a/package.json b/package.json
index 9cb461c7bafc26..80bf17aa6685a8 100644
--- a/package.json
+++ b/package.json
@@ -104,6 +104,7 @@
     "cross-env": "^5.1.1",
     "css-loader": "^2.0.0",
     "css-mediaquery": "^0.1.2",
+    "danger": "^7.0.12",
     "date-fns": "2.0.0-alpha.21",
     "doctrine": "^3.0.0",
     "downshift": "^3.0.0",
diff --git a/packages/material-ui/.size-snapshot.json b/packages/material-ui/.size-snapshot.json
deleted file mode 100644
index f7abcf3dba3449..00000000000000
--- a/packages/material-ui/.size-snapshot.json
+++ /dev/null
@@ -1,7 +0,0 @@
-{
-  "build/umd/material-ui.production.min.js": {
-    "bundled": 924000,
-    "minified": 343392,
-    "gzipped": 90640
-  }
-}
diff --git a/packages/material-ui/scripts/rollup.config.js b/packages/material-ui/scripts/rollup.config.js
index aa5add25dcf8e6..a5e81d6f64adfb 100644
--- a/packages/material-ui/scripts/rollup.config.js
+++ b/packages/material-ui/scripts/rollup.config.js
@@ -58,7 +58,7 @@ export default [
       commonjs(commonjsOptions),
       nodeGlobals(), // Wait for https://github.com/cssinjs/jss/pull/893
       replace({ 'process.env.NODE_ENV': JSON.stringify('production') }),
-      sizeSnapshot(),
+      sizeSnapshot({ snapshotPath: 'size-snapshot.json' }),
       uglify(),
     ],
   },
diff --git a/scripts/README.md b/scripts/README.md
new file mode 100644
index 00000000000000..204a62c4fd961d
--- /dev/null
+++ b/scripts/README.md
@@ -0,0 +1,3 @@
+# material-ui scripts
+
+Top level files are scripts, everything below modules
\ No newline at end of file
diff --git a/scripts/createSizeSnapshot.js b/scripts/createSizeSnapshot.js
index 12a2d04eeeecf9..658a00c9bba775 100644
--- a/scripts/createSizeSnapshot.js
+++ b/scripts/createSizeSnapshot.js
@@ -128,7 +128,7 @@ async function getSizeLimitBundles() {
 }
 
 async function run() {
-  const rollupBundles = [path.join(workspaceRoot, 'packages/material-ui/.size-snapshot.json')];
+  const rollupBundles = [path.join(workspaceRoot, 'packages/material-ui/size-snapshot.json')];
   const sizeLimitBundles = await getSizeLimitBundles();
 
   const bundleSizes = fromEntries(
diff --git a/scripts/sizeSnapshot/index.js b/scripts/sizeSnapshot/index.js
new file mode 100644
index 00000000000000..bd7dc7516776a1
--- /dev/null
+++ b/scripts/sizeSnapshot/index.js
@@ -0,0 +1,3 @@
+const loadComparison = require('./loadComparison');
+
+module.exports = { loadComparison };
diff --git a/scripts/sizeSnapshot/loadComparison.js b/scripts/sizeSnapshot/loadComparison.js
new file mode 100644
index 00000000000000..d84d63ea176e4a
--- /dev/null
+++ b/scripts/sizeSnapshot/loadComparison.js
@@ -0,0 +1,79 @@
+/**
+ * `snapshots` always refer to size snapshots in this file
+ */
+const fse = require('fs-extra');
+const path = require('path');
+const fetch = require('node-fetch');
+
+const artifactServer = 'https://s3.eu-central-1.amazonaws.com/eps1lon-material-ui';
+
+async function loadCurrentSnapshot() {
+  return fse.readJSON(path.join(__dirname, '../../size-snapshot.json'));
+}
+
+/**
+ * @param {string} commitId the sha of a commit
+ * @param {string} ref the branch containing that commit
+ */
+async function loadSnapshot(commitId, ref = 'master') {
+  const response = await fetch(`${artifactServer}/artifacts/${ref}/${commitId}/size-snapshot.json`);
+  return response.json();
+}
+
+function flatten(array) {
+  return array.reduce((acc, entry) => acc.concat(entry), []);
+}
+
+function fromEntries(entries) {
+  return entries.reduce((acc, [key, value]) => {
+    acc[key] = value;
+    return acc;
+  }, []);
+}
+
+function uniqueKeys(...objects) {
+  return Array.from(new Set(flatten(objects.map(Object.keys))));
+}
+
+const nullSnapshot = { gzip: Number.NaN, parsed: Number.NaN };
+
+module.exports = async function loadComparison(parrentId, ref) {
+  const [currentSnapshot, previousSnapshot] = await Promise.all([
+    loadCurrentSnapshot(),
+    // silence non existing snapshots
+    loadSnapshot(parrentId, ref).catch(() => ({})),
+  ]);
+
+  const bundleKeys = uniqueKeys(currentSnapshot, previousSnapshot);
+
+  const bundles = fromEntries(
+    bundleKeys.map(bundle => {
+      const currentSize = currentSnapshot[bundle] || nullSnapshot;
+      const previousSize = previousSnapshot[bundle] || nullSnapshot;
+
+      return [
+        bundle,
+        {
+          parsed: {
+            previous: previousSize.parsed,
+            current: currentSize.parsed,
+            absoluteDiff: currentSize.parsed - previousSize.parsed,
+            relativeDiff: currentSize.parsed / previousSize.parsed - 1,
+          },
+          gzip: {
+            previous: previousSize.gzip,
+            current: currentSize.gzip,
+            absoluteDiff: currentSize.gzip - previousSize.gzip,
+            relativeDiff: currentSize.gzip / previousSize.gzip - 1,
+          },
+        },
+      ];
+    }),
+  );
+
+  return {
+    previous: parrentId,
+    current: 'HEAD',
+    bundles,
+  };
+};
diff --git a/yarn.lock b/yarn.lock
index 8d9bd5b71f7116..6ce7257c214ec0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -724,7 +724,7 @@
     "@babel/helper-regex" "^7.0.0"
     regexpu-core "^4.1.3"
 
-"@babel/polyfill@^7.0.0":
+"@babel/polyfill@^7.0.0", "@babel/polyfill@^7.2.5":
   version "7.2.5"
   resolved "https://registry.yarnpkg.com/@babel/polyfill/-/polyfill-7.2.5.tgz#6c54b964f71ad27edddc567d065e57e87ed7fa7d"
   integrity sha512-8Y/t3MWThtMLYr0YNC/Q76tqN1w30+b0uQMeFUYauG2UGTR19zyUtFrAzT23zNtBxPp+LbE5E/nwV/q/r3y6ug==
@@ -1757,6 +1757,21 @@
     node-fetch "^2.3.0"
     universal-user-agent "^2.0.1"
 
+"@octokit/rest@^16.14.1":
+  version "16.16.0"
+  resolved "https://registry.yarnpkg.com/@octokit/rest/-/rest-16.16.0.tgz#b686407d34c756c3463f8a7b1e42aa035a504306"
+  integrity sha512-Q6L5OwQJrdJ188gLVmUHLKNXBoeCU0DynKPYW8iZQQoGNGws2hkP/CePVNlzzDgmjuv7o8dCrJgecvDcIHccTA==
+  dependencies:
+    "@octokit/request" "2.3.0"
+    before-after-hook "^1.2.0"
+    btoa-lite "^1.0.0"
+    lodash.get "^4.4.2"
+    lodash.set "^4.3.2"
+    lodash.uniq "^4.5.0"
+    octokit-pagination-methods "^1.1.0"
+    universal-user-agent "^2.0.0"
+    url-template "^2.0.8"
+
 "@octokit/rest@^16.15.0":
   version "16.15.0"
   resolved "https://registry.yarnpkg.com/@octokit/rest/-/rest-16.15.0.tgz#648a88d5de055bcf38976709c5b2bdf1227b926f"
@@ -3156,6 +3171,11 @@ buffer-alloc@^1.2.0:
     buffer-alloc-unsafe "^1.1.0"
     buffer-fill "^1.0.0"
 
+buffer-equal-constant-time@1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/buffer-equal-constant-time/-/buffer-equal-constant-time-1.0.1.tgz#f8e71132f7ffe6e01a5c9697a4c6f3e48d5cc819"
+  integrity sha1-+OcRMvf/5uAaXJaXpMbz5I1cyBk=
+
 buffer-es6@^4.9.3:
   version "4.9.3"
   resolved "https://registry.yarnpkg.com/buffer-es6/-/buffer-es6-4.9.3.tgz#f26347b82df76fd37e18bcb5288c4970cfd5c404"
@@ -4496,6 +4516,43 @@ damerau-levenshtein@^1.0.4:
   resolved "https://registry.yarnpkg.com/damerau-levenshtein/-/damerau-levenshtein-1.0.4.tgz#03191c432cb6eea168bb77f3a55ffdccb8978514"
   integrity sha1-AxkcQyy27qFou3fzpV/9zLiXhRQ=
 
+danger@^7.0.12:
+  version "7.0.12"
+  resolved "https://registry.yarnpkg.com/danger/-/danger-7.0.12.tgz#bba12a496adcc7a1e30619404bc13a3c6d9ba915"
+  integrity sha512-pew8vsBs2bitXt5upLuvfEAqvVuvzLoo/BjX7ysGI3yXQ8X7vrESo1/gGRvkA4uaDEoDq7LaBR4xhxfqxk9fog==
+  dependencies:
+    "@babel/polyfill" "^7.2.5"
+    "@octokit/rest" "^16.14.1"
+    chalk "^2.3.0"
+    commander "^2.18.0"
+    debug "^4.1.1"
+    get-stdin "^6.0.0"
+    http-proxy-agent "^2.1.0"
+    https-proxy-agent "^2.2.1"
+    hyperlinker "^1.0.0"
+    jsome "^2.3.25"
+    json5 "^2.1.0"
+    jsonpointer "^4.0.1"
+    jsonwebtoken "^8.4.0"
+    lodash.find "^4.6.0"
+    lodash.includes "^4.3.0"
+    lodash.isobject "^3.0.2"
+    lodash.keys "^4.0.8"
+    memfs-or-file-map-to-github-branch "^1.1.0"
+    node-cleanup "^2.1.2"
+    node-fetch "^2.3.0"
+    override-require "^1.1.1"
+    p-limit "^2.1.0"
+    parse-diff "^0.5.1"
+    parse-git-config "^2.0.3"
+    parse-github-url "^1.0.2"
+    parse-link-header "^1.0.1"
+    pinpoint "^1.1.0"
+    readline-sync "^1.4.9"
+    require-from-string "^2.0.2"
+    rfc6902 "^3.0.1"
+    supports-hyperlinks "^1.0.1"
+
 dargs@^4.0.1:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/dargs/-/dargs-4.1.0.tgz#03a9dbb4b5c2f139bf14ae53f0b8a2a6a86f4e17"
@@ -4597,7 +4654,7 @@ decamelize-keys@^1.0.0:
     decamelize "^1.1.0"
     map-obj "^1.0.0"
 
-decamelize@^1.1.0, decamelize@^1.1.2, decamelize@^1.2.0:
+decamelize@^1.1.0, decamelize@^1.1.1, decamelize@^1.1.2, decamelize@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
   integrity sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=
@@ -4984,6 +5041,13 @@ ecc-jsbn@~0.1.1:
     jsbn "~0.1.0"
     safer-buffer "^2.1.0"
 
+ecdsa-sig-formatter@1.0.10:
+  version "1.0.10"
+  resolved "https://registry.yarnpkg.com/ecdsa-sig-formatter/-/ecdsa-sig-formatter-1.0.10.tgz#1c595000f04a8897dfb85000892a0f4c33af86c3"
+  integrity sha1-HFlQAPBKiJffuFAAiSoPTDOvhsM=
+  dependencies:
+    safe-buffer "^5.0.1"
+
 ee-first@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/ee-first/-/ee-first-1.1.1.tgz#590c61156b0ae2f4f0255732a158b266bc56b21d"
@@ -6111,6 +6175,11 @@ fs-access@^1.0.0:
   dependencies:
     null-check "^1.0.0"
 
+fs-exists-sync@^0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/fs-exists-sync/-/fs-exists-sync-0.1.0.tgz#982d6893af918e72d08dec9e8673ff2b5a8d6add"
+  integrity sha1-mC1ok6+RjnLQjeyehnP/K1qNat0=
+
 fs-extra@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-1.0.0.tgz#cd3ce5f7e7cb6145883fcae3191e9877f8587950"
@@ -6291,6 +6360,15 @@ getpass@^0.1.1:
   dependencies:
     assert-plus "^1.0.0"
 
+git-config-path@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/git-config-path/-/git-config-path-1.0.1.tgz#6d33f7ed63db0d0e118131503bab3aca47d54664"
+  integrity sha1-bTP37WPbDQ4RgTFQO6s6ykfVRmQ=
+  dependencies:
+    extend-shallow "^2.0.1"
+    fs-exists-sync "^0.1.0"
+    homedir-polyfill "^1.0.0"
+
 git-raw-commits@2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/git-raw-commits/-/git-raw-commits-2.0.0.tgz#d92addf74440c14bcc5c83ecce3fb7f8a79118b5"
@@ -6593,6 +6671,11 @@ has-cors@1.1.0:
   resolved "https://registry.yarnpkg.com/has-cors/-/has-cors-1.1.0.tgz#5e474793f7ea9843d1bb99c23eef49ff126fff39"
   integrity sha1-XkdHk/fqmEPRu5nCPu9J/xJv/zk=
 
+has-flag@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-2.0.0.tgz#e8207af1cc7b30d446cc70b734b5e8be18f88d51"
+  integrity sha1-6CB68cx7MNRGzHC3NLXovhj4jVE=
+
 has-flag@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-3.0.0.tgz#b5d454dc2199ae225699f3467e5a07f3b955bafd"
@@ -6711,7 +6794,7 @@ home-or-tmp@^3.0.0:
   resolved "https://registry.yarnpkg.com/home-or-tmp/-/home-or-tmp-3.0.0.tgz#57a8fe24cf33cdd524860a15821ddc25c86671fb"
   integrity sha1-V6j+JM8zzdUkhgoVgh3cJchmcfs=
 
-homedir-polyfill@^1.0.1:
+homedir-polyfill@^1.0.0, homedir-polyfill@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/homedir-polyfill/-/homedir-polyfill-1.0.1.tgz#4c2bbc8a758998feebf5ed68580f76d46768b4bc"
   integrity sha1-TCu8inWJmP7r9e1oWA921GdotLw=
@@ -6844,6 +6927,11 @@ humanize-ms@^1.2.1:
   dependencies:
     ms "^2.0.0"
 
+hyperlinker@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/hyperlinker/-/hyperlinker-1.0.0.tgz#23dc9e38a206b208ee49bc2d6c8ef47027df0c0e"
+  integrity sha512-Ty8UblRWFEcfSuIaajM34LdPXIhbs1ajEX/BBPv24J+enSVaEVY63xQ6lTO9VRYS5LAoghIG0IDJ+p+IPzKUQQ==
+
 hyphenate-style-name@^1.0.2:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/hyphenate-style-name/-/hyphenate-style-name-1.0.3.tgz#097bb7fa0b8f1a9cf0bd5c734cf95899981a9b48"
@@ -7003,7 +7091,7 @@ inherits@2.0.1:
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.1.tgz#b17d08d326b4423e568eff719f91b0b1cbdf69f1"
   integrity sha1-sX0I0ya0Qj5Wjv9xn5GwscvfafE=
 
-ini@^1.3.2, ini@^1.3.4, ini@~1.3.0:
+ini@^1.3.2, ini@^1.3.4, ini@^1.3.5, ini@~1.3.0:
   version "1.3.5"
   resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.5.tgz#eee25f56db1c9ec6085e0c22778083f596abf927"
   integrity sha512-RZY5huIKCMRWDUqZlEi72f/lmXKMvuszcMBduliQ3nnWbx9X/ZBQO7DijMEYS9EhHBb2qacRUMtC7svLwe0lcw==
@@ -7053,6 +7141,11 @@ invariant@^2.2.1, invariant@^2.2.2, invariant@^2.2.4:
   dependencies:
     loose-envify "^1.0.0"
 
+invert-kv@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/invert-kv/-/invert-kv-1.0.0.tgz#104a8e4aaca6d3d8cd157a8ef8bfab2d7a3ffdb6"
+  integrity sha1-EEqOSqym09jNFXqO+L+rLXo//bY=
+
 invert-kv@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/invert-kv/-/invert-kv-2.0.0.tgz#7393f5afa59ec9ff5f67a27620d11c226e3eec02"
@@ -7673,6 +7766,15 @@ jsesc@~0.5.0:
   resolved "https://registry.yarnpkg.com/jsesc/-/jsesc-0.5.0.tgz#e7dee66e35d6fc16f710fe91d5cf69f70f08911d"
   integrity sha1-597mbjXW/Bb3EP6R1c9p9w8IkR0=
 
+jsome@^2.3.25:
+  version "2.5.0"
+  resolved "https://registry.yarnpkg.com/jsome/-/jsome-2.5.0.tgz#5e417eef4341ffeb83ee8bfa9265b36d56fe49ed"
+  integrity sha1-XkF+70NB/+uD7ov6kmWzbVb+Se0=
+  dependencies:
+    chalk "^2.3.0"
+    json-stringify-safe "^5.0.1"
+    yargs "^11.0.0"
+
 json-parse-better-errors@^1.0.0, json-parse-better-errors@^1.0.1, json-parse-better-errors@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/json-parse-better-errors/-/json-parse-better-errors-1.0.2.tgz#bb867cfb3450e69107c131d1c514bab3dc8bcaa9"
@@ -7749,6 +7851,26 @@ jsonparse@^1.2.0:
   resolved "https://registry.yarnpkg.com/jsonparse/-/jsonparse-1.3.1.tgz#3f4dae4a91fac315f71062f8521cc239f1366280"
   integrity sha1-P02uSpH6wxX3EGL4UhzCOfE2YoA=
 
+jsonpointer@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/jsonpointer/-/jsonpointer-4.0.1.tgz#4fd92cb34e0e9db3c89c8622ecf51f9b978c6cb9"
+  integrity sha1-T9kss04OnbPInIYi7PUfm5eMbLk=
+
+jsonwebtoken@^8.4.0:
+  version "8.4.0"
+  resolved "https://registry.yarnpkg.com/jsonwebtoken/-/jsonwebtoken-8.4.0.tgz#8757f7b4cb7440d86d5e2f3becefa70536c8e46a"
+  integrity sha512-coyXjRTCy0pw5WYBpMvWOMN+Kjaik2MwTUIq9cna/W7NpO9E+iYbumZONAz3hcr+tXFJECoQVrtmIoC3Oz0gvg==
+  dependencies:
+    jws "^3.1.5"
+    lodash.includes "^4.3.0"
+    lodash.isboolean "^3.0.3"
+    lodash.isinteger "^4.0.4"
+    lodash.isnumber "^3.0.3"
+    lodash.isplainobject "^4.0.6"
+    lodash.isstring "^4.0.1"
+    lodash.once "^4.0.0"
+    ms "^2.1.1"
+
 jsprim@^1.2.2:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/jsprim/-/jsprim-1.4.1.tgz#313e66bc1e5cc06e438bc1b7499c2e5c56acb6a2"
@@ -7939,6 +8061,23 @@ just-extend@^4.0.2:
   resolved "https://registry.yarnpkg.com/just-extend/-/just-extend-4.0.2.tgz#f3f47f7dfca0f989c55410a7ebc8854b07108afc"
   integrity sha512-FrLwOgm+iXrPV+5zDU6Jqu4gCRXbWEQg2O3SKONsWE4w7AXFRkryS53bpWdaL9cNol+AmR3AEYz6kn+o0fCPnw==
 
+jwa@^1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/jwa/-/jwa-1.2.0.tgz#606da70c1c6d425cad329c77c99f2df2a981489a"
+  integrity sha512-Grku9ZST5NNQ3hqNUodSkDfEBqAmGA1R8yiyPHOnLzEKI0GaCQC/XhFmsheXYuXzFQJdILbh+lYBiliqG5R/Vg==
+  dependencies:
+    buffer-equal-constant-time "1.0.1"
+    ecdsa-sig-formatter "1.0.10"
+    safe-buffer "^5.0.1"
+
+jws@^3.1.5:
+  version "3.2.1"
+  resolved "https://registry.yarnpkg.com/jws/-/jws-3.2.1.tgz#d79d4216a62c9afa0a3d5e8b5356d75abdeb2be5"
+  integrity sha512-bGA2omSrFUkd72dhh05bIAN832znP4wOU3lfuXtRBuGTbsmNmDXMQg28f0Vsxaxgk4myF5YkKQpz6qeRpMgX9g==
+  dependencies:
+    jwa "^1.2.0"
+    safe-buffer "^5.0.1"
+
 karma-browserstack-launcher@^1.3.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/karma-browserstack-launcher/-/karma-browserstack-launcher-1.4.0.tgz#22f92e969d2db6cfc00e578708bda39378d5f2ab"
@@ -8084,6 +8223,13 @@ launch-editor@2.2.1:
     chalk "^2.3.0"
     shell-quote "^1.6.1"
 
+lcid@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/lcid/-/lcid-1.0.0.tgz#308accafa0bc483a3867b4b6f2b9506251d1b835"
+  integrity sha1-MIrMr6C8SDo4Z7S28rlQYlHRuDU=
+  dependencies:
+    invert-kv "^1.0.0"
+
 lcid@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/lcid/-/lcid-2.0.0.tgz#6ef5d2df60e52f82eb228a4c373e8d1f397253cf"
@@ -8247,6 +8393,11 @@ lodash.escape@^4.0.1:
   resolved "https://registry.yarnpkg.com/lodash.escape/-/lodash.escape-4.0.1.tgz#c9044690c21e04294beaa517712fded1fa88de98"
   integrity sha1-yQRGkMIeBClL6qUXcS/e0fqI3pg=
 
+lodash.find@^4.6.0:
+  version "4.6.0"
+  resolved "https://registry.yarnpkg.com/lodash.find/-/lodash.find-4.6.0.tgz#cb0704d47ab71789ffa0de8b97dd926fb88b13b1"
+  integrity sha1-ywcE1Hq3F4n/oN6Ll92Sb7iLE7E=
+
 lodash.flattendeep@^4.4.0:
   version "4.4.0"
   resolved "https://registry.yarnpkg.com/lodash.flattendeep/-/lodash.flattendeep-4.4.0.tgz#fb030917f86a3134e5bc9bec0d69e0013ddfedb2"
@@ -8257,11 +8408,51 @@ lodash.get@^4.4.2:
   resolved "https://registry.yarnpkg.com/lodash.get/-/lodash.get-4.4.2.tgz#2d177f652fa31e939b4438d5341499dfa3825e99"
   integrity sha1-LRd/ZS+jHpObRDjVNBSZ36OCXpk=
 
+lodash.includes@^4.3.0:
+  version "4.3.0"
+  resolved "https://registry.yarnpkg.com/lodash.includes/-/lodash.includes-4.3.0.tgz#60bb98a87cb923c68ca1e51325483314849f553f"
+  integrity sha1-YLuYqHy5I8aMoeUTJUgzFISfVT8=
+
+lodash.isboolean@^3.0.3:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/lodash.isboolean/-/lodash.isboolean-3.0.3.tgz#6c2e171db2a257cd96802fd43b01b20d5f5870f6"
+  integrity sha1-bC4XHbKiV82WgC/UOwGyDV9YcPY=
+
 lodash.isequal@^4.5.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/lodash.isequal/-/lodash.isequal-4.5.0.tgz#415c4478f2bcc30120c22ce10ed3226f7d3e18e0"
   integrity sha1-QVxEePK8wwEgwizhDtMib30+GOA=
 
+lodash.isinteger@^4.0.4:
+  version "4.0.4"
+  resolved "https://registry.yarnpkg.com/lodash.isinteger/-/lodash.isinteger-4.0.4.tgz#619c0af3d03f8b04c31f5882840b77b11cd68343"
+  integrity sha1-YZwK89A/iwTDH1iChAt3sRzWg0M=
+
+lodash.isnumber@^3.0.3:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/lodash.isnumber/-/lodash.isnumber-3.0.3.tgz#3ce76810c5928d03352301ac287317f11c0b1ffc"
+  integrity sha1-POdoEMWSjQM1IwGsKHMX8RwLH/w=
+
+lodash.isobject@^3.0.2:
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/lodash.isobject/-/lodash.isobject-3.0.2.tgz#3c8fb8d5b5bf4bf90ae06e14f2a530a4ed935e1d"
+  integrity sha1-PI+41bW/S/kK4G4U8qUwpO2TXh0=
+
+lodash.isplainobject@^4.0.6:
+  version "4.0.6"
+  resolved "https://registry.yarnpkg.com/lodash.isplainobject/-/lodash.isplainobject-4.0.6.tgz#7c526a52d89b45c45cc690b88163be0497f550cb"
+  integrity sha1-fFJqUtibRcRcxpC4gWO+BJf1UMs=
+
+lodash.isstring@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/lodash.isstring/-/lodash.isstring-4.0.1.tgz#d527dfb5456eca7cc9bb95d5daeaf88ba54a5451"
+  integrity sha1-1SfftUVuynzJu5XV2ur4i6VKVFE=
+
+lodash.keys@^4.0.8:
+  version "4.2.0"
+  resolved "https://registry.yarnpkg.com/lodash.keys/-/lodash.keys-4.2.0.tgz#a08602ac12e4fb83f91fc1fb7a360a4d9ba35205"
+  integrity sha1-oIYCrBLk+4P5H8H7ejYKTZujUgU=
+
 lodash.memoize@^4.1.2:
   version "4.1.2"
   resolved "https://registry.yarnpkg.com/lodash.memoize/-/lodash.memoize-4.1.2.tgz#bcc6c49a42a2840ed997f323eada5ecd182e0bfe"
@@ -8277,6 +8468,11 @@ lodash.omit@^4.5.0:
   resolved "https://registry.yarnpkg.com/lodash.omit/-/lodash.omit-4.5.0.tgz#6eb19ae5a1ee1dd9df0b969e66ce0b7fa30b5e60"
   integrity sha1-brGa5aHuHdnfC5aeZs4Lf6MLXmA=
 
+lodash.once@^4.0.0:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/lodash.once/-/lodash.once-4.1.1.tgz#0dd3971213c7c56df880977d504c88fb471a97ac"
+  integrity sha1-DdOXEhPHxW34gJd9UEyI+0cal6w=
+
 lodash.set@^4.3.2:
   version "4.3.2"
   resolved "https://registry.yarnpkg.com/lodash.set/-/lodash.set-4.3.2.tgz#d8757b1da807dde24816b0d6a84bea1a76230b23"
@@ -8568,6 +8764,13 @@ media-typer@0.3.0:
   resolved "https://registry.yarnpkg.com/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"
   integrity sha1-hxDXrwqmJvj/+hzgAWhUUmMlV0g=
 
+mem@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/mem/-/mem-1.1.0.tgz#5edd52b485ca1d900fe64895505399a0dfa45f76"
+  integrity sha1-Xt1StIXKHZAP5kiVUFOZoN+kX3Y=
+  dependencies:
+    mimic-fn "^1.0.0"
+
 mem@^4.0.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/mem/-/mem-4.1.0.tgz#aeb9be2d21f47e78af29e4ac5978e8afa2ca5b8a"
@@ -8577,6 +8780,11 @@ mem@^4.0.0:
     mimic-fn "^1.0.0"
     p-is-promise "^2.0.0"
 
+memfs-or-file-map-to-github-branch@^1.1.0:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/memfs-or-file-map-to-github-branch/-/memfs-or-file-map-to-github-branch-1.1.2.tgz#9d46c02481b7eca8e5ee8a94f170b7e0138cad67"
+  integrity sha512-D2JKK2DTuVYQqquBWco3K6UfSVyVwmd58dgNqh+TgxHOZdTmR8I130gjMbVCkemDl/EzqDA62417cJxKL3/FFA==
+
 memoize-one@^4.0.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/memoize-one/-/memoize-one-4.1.0.tgz#a2387c58c03fff27ca390c31b764a79addf3f906"
@@ -9093,6 +9301,11 @@ nise@^1.4.8:
     path-to-regexp "^1.7.0"
     text-encoding "^0.6.4"
 
+node-cleanup@^2.1.2:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/node-cleanup/-/node-cleanup-2.1.2.tgz#7ac19abd297e09a7f72a71545d951b517e4dde2c"
+  integrity sha1-esGavSl+Caf3KnFUXZUbUX5N3iw=
+
 node-dir@^0.1.10, node-dir@^0.1.17:
   version "0.1.17"
   resolved "https://registry.yarnpkg.com/node-dir/-/node-dir-0.1.17.tgz#5f5665d93351335caabef8f1c554516cf5f1e4e5"
@@ -9599,6 +9812,15 @@ os-homedir@^1.0.0, os-homedir@^1.0.1:
   resolved "https://registry.yarnpkg.com/os-homedir/-/os-homedir-1.0.2.tgz#ffbc4988336e0e833de0c168c7ef152121aa7fb3"
   integrity sha1-/7xJiDNuDoM94MFox+8VISGqf7M=
 
+os-locale@^2.0.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/os-locale/-/os-locale-2.1.0.tgz#42bc2900a6b5b8bd17376c8e882b65afccf24bf2"
+  integrity sha512-3sslG3zJbEYcaC4YVAvDorjGxc7tv6KVATnLPZONiljsUncvihe9BQoVCEs0RZ1kmf4Hk9OBqlZfJZWI4GanKA==
+  dependencies:
+    execa "^0.7.0"
+    lcid "^1.0.0"
+    mem "^1.1.0"
+
 os-locale@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/os-locale/-/os-locale-3.1.0.tgz#a802a6ee17f24c10483ab9935719cef4ed16bf1a"
@@ -9638,6 +9860,11 @@ output-file-sync@^2.0.0:
     is-plain-obj "^1.1.0"
     mkdirp "^0.5.1"
 
+override-require@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/override-require/-/override-require-1.1.1.tgz#6ae22fadeb1f850ffb0cf4c20ff7b87e5eb650df"
+  integrity sha1-auIvresfhQ/7DPTCD/e4fl62UN8=
+
 p-defer@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/p-defer/-/p-defer-1.0.0.tgz#9f6eb182f6c9aa8cd743004a7d4f96b196b0fb0c"
@@ -9660,7 +9887,7 @@ p-limit@^1.1.0:
   dependencies:
     p-try "^1.0.0"
 
-p-limit@^2.0.0:
+p-limit@^2.0.0, p-limit@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-2.1.0.tgz#1d5a0d20fb12707c758a655f6bbc4386b5930d68"
   integrity sha512-NhURkNcrVB+8hNfLuysU8enY5xn2KXphsHBaC2YmRNTZRc7RWusw6apSpdEj3jo4CMb6W9nrF6tTnsJsJeyu6g==
@@ -9806,11 +10033,30 @@ parse-asn1@^5.0.0:
     pbkdf2 "^3.0.3"
     safe-buffer "^5.1.1"
 
+parse-diff@^0.5.1:
+  version "0.5.1"
+  resolved "https://registry.yarnpkg.com/parse-diff/-/parse-diff-0.5.1.tgz#18b3e82a0765ac1c8796e3854e475073a691c4fb"
+  integrity sha512-/qXjo9x/pFa5bVk/ZXaJD0yr3Tf3Yp6MWWMr4vnUmumDrE0yoE6YDH2A8vmcCD/Ko3tW2o0X+zGYh2zMLXshsg==
+
+parse-git-config@^2.0.3:
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/parse-git-config/-/parse-git-config-2.0.3.tgz#6fb840d4a956e28b971c97b33a5deb73a6d5b6bb"
+  integrity sha512-Js7ueMZOVSZ3tP8C7E3KZiHv6QQl7lnJ+OkbxoaFazzSa2KyEHqApfGbU3XboUgUnq4ZuUmskUpYKTNx01fm5A==
+  dependencies:
+    expand-tilde "^2.0.2"
+    git-config-path "^1.0.1"
+    ini "^1.3.5"
+
 parse-github-repo-url@^1.3.0:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/parse-github-repo-url/-/parse-github-repo-url-1.4.1.tgz#9e7d8bb252a6cb6ba42595060b7bf6df3dbc1f50"
   integrity sha1-nn2LslKmy2ukJZUGC3v23z28H1A=
 
+parse-github-url@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/parse-github-url/-/parse-github-url-1.0.2.tgz#242d3b65cbcdda14bb50439e3242acf6971db395"
+  integrity sha512-kgBf6avCbO3Cn6+RnzRGLkUsv4ZVqv/VfAYkRsyBcgkshNvVBkRn1FEZcW0Jb+npXQWm2vHPnnOqFteZxRRGNw==
+
 parse-glob@^3.0.4:
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/parse-glob/-/parse-glob-3.0.4.tgz#b2c376cfb11f35513badd173ef0bb6e3a388391c"
@@ -9836,6 +10082,13 @@ parse-json@^4.0.0:
     error-ex "^1.3.1"
     json-parse-better-errors "^1.0.1"
 
+parse-link-header@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/parse-link-header/-/parse-link-header-1.0.1.tgz#bedfe0d2118aeb84be75e7b025419ec8a61140a7"
+  integrity sha1-vt/g0hGK64S+deewJUGeyKYRQKc=
+  dependencies:
+    xtend "~4.0.1"
+
 parse-passwd@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/parse-passwd/-/parse-passwd-1.0.0.tgz#6d5b934a456993b23d37f40a382d6f1666a8e5c6"
@@ -10030,6 +10283,11 @@ pinkie@^2.0.0:
   resolved "https://registry.yarnpkg.com/pinkie/-/pinkie-2.0.4.tgz#72556b80cfa0d48a974e80e77248e80ed4f7f870"
   integrity sha1-clVrgM+g1IqXToDnckjoDtT3+HA=
 
+pinpoint@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/pinpoint/-/pinpoint-1.1.0.tgz#0cf7757a6977f1bf7f6a32207b709e377388e874"
+  integrity sha1-DPd1eml38b9/ajIge3CeN3OI6HQ=
+
 pirates@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/pirates/-/pirates-4.0.0.tgz#850b18781b4ac6ec58a43c9ed9ec5fe6796addbd"
@@ -11183,6 +11441,11 @@ readdirp@^2.2.1:
     micromatch "^3.1.10"
     readable-stream "^2.0.2"
 
+readline-sync@^1.4.9:
+  version "1.4.9"
+  resolved "https://registry.yarnpkg.com/readline-sync/-/readline-sync-1.4.9.tgz#3eda8e65f23cd2a17e61301b1f0003396af5ecda"
+  integrity sha1-PtqOZfI80qF+YTAbHwADOWr17No=
+
 recast@^0.16.0, recast@^0.16.1:
   version "0.16.2"
   resolved "https://registry.yarnpkg.com/recast/-/recast-0.16.2.tgz#3796ebad5fe49ed85473b479cd6df554ad725dc2"
@@ -11593,6 +11856,11 @@ retry@^0.10.0:
   resolved "https://registry.yarnpkg.com/retry/-/retry-0.10.1.tgz#e76388d217992c252750241d3d3956fed98d8ff4"
   integrity sha1-52OI0heZLCUnUCQdPTlW/tmNj/Q=
 
+rfc6902@^3.0.1:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/rfc6902/-/rfc6902-3.0.1.tgz#03a3d38329dbc266fbc92aa7fc14546d7839e89f"
+  integrity sha512-a4t5OlaOgAejBg48/lkyQMcV6EWpljjSjmXAtSXLhw83x1OhlcVGLMLf//GoUSpHsWt8x/7oxaf5FEGM9QH/iQ==
+
 rfdc@^1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/rfdc/-/rfdc-1.1.2.tgz#e6e72d74f5dc39de8f538f65e00c36c18018e349"
@@ -12587,7 +12855,7 @@ supports-color@^2.0.0:
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"
   integrity sha1-U10EXOa2Nj+kARcIRimZXp3zJMc=
 
-supports-color@^5.3.0, supports-color@^5.5.0:
+supports-color@^5.0.0, supports-color@^5.3.0, supports-color@^5.5.0:
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-5.5.0.tgz#e2e69a44ac8772f78a1ec0b35b689df6530efc8f"
   integrity sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==
@@ -12601,6 +12869,14 @@ supports-color@^6.0.0, supports-color@^6.1.0:
   dependencies:
     has-flag "^3.0.0"
 
+supports-hyperlinks@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/supports-hyperlinks/-/supports-hyperlinks-1.0.1.tgz#71daedf36cc1060ac5100c351bb3da48c29c0ef7"
+  integrity sha512-HHi5kVSefKaJkGYXbDuKbUGRVxqnWGn3J2e39CYcNJEfWciGq2zYtOhXLTlvrOZW1QU7VX67w7fMmWafHX9Pfw==
+  dependencies:
+    has-flag "^2.0.0"
+    supports-color "^5.0.0"
+
 svgo@^1.0.0, svgo@^1.0.5:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/svgo/-/svgo-1.1.1.tgz#12384b03335bcecd85cfa5f4e3375fed671cb985"
@@ -13868,6 +14144,11 @@ xtend@~2.1.1:
   dependencies:
     object-keys "~0.4.0"
 
+y18n@^3.2.1:
+  version "3.2.1"
+  resolved "https://registry.yarnpkg.com/y18n/-/y18n-3.2.1.tgz#6d15fba884c08679c0d77e88e7759e811e07fa41"
+  integrity sha1-bRX7qITAhnnA136I53WegR4H+kE=
+
 "y18n@^3.2.1 || ^4.0.0", y18n@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/y18n/-/y18n-4.0.0.tgz#95ef94f85ecc81d007c264e190a120f0a3c8566b"
@@ -13891,6 +14172,31 @@ yargs-parser@^11.1.1:
     camelcase "^5.0.0"
     decamelize "^1.2.0"
 
+yargs-parser@^9.0.2:
+  version "9.0.2"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-9.0.2.tgz#9ccf6a43460fe4ed40a9bb68f48d43b8a68cc077"
+  integrity sha1-nM9qQ0YP5O1Aqbto9I1DuKaMwHc=
+  dependencies:
+    camelcase "^4.1.0"
+
+yargs@^11.0.0:
+  version "11.1.0"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-11.1.0.tgz#90b869934ed6e871115ea2ff58b03f4724ed2d77"
+  integrity sha512-NwW69J42EsCSanF8kyn5upxvjp5ds+t3+udGBeTbFnERA+lF541DDpMawzo4z6W/QrzNM18D+BPMiOBibnFV5A==
+  dependencies:
+    cliui "^4.0.0"
+    decamelize "^1.1.1"
+    find-up "^2.1.0"
+    get-caller-file "^1.0.1"
+    os-locale "^2.0.0"
+    require-directory "^2.1.1"
+    require-main-filename "^1.0.1"
+    set-blocking "^2.0.0"
+    string-width "^2.0.0"
+    which-module "^2.0.0"
+    y18n "^3.2.1"
+    yargs-parser "^9.0.2"
+
 yargs@^12.0.0, yargs@^12.0.1, yargs@^12.0.4, yargs@^12.0.5:
   version "12.0.5"
   resolved "https://registry.yarnpkg.com/yargs/-/yargs-12.0.5.tgz#05f5997b609647b64f66b81e3b4b10a368e7ad13"